steve osunsami went with her. >> reporter: something powerful about a dream. for kaila stone, hers came to life here under the bright lights with thousands on their feet. >> i didn't realize this is what i could do the rest of my life. >> reporter: this is your superpower. >> yes. ♪ i'm proud to be a coal minor's daughter ♪ >> reporter: we first met kaila singing her heart out behind a checkout line in a walmart in coal mining country. one of her customers recorded this video. ♪ many colors and my mama made for me ♪ >> reporter: which spread far and wide on the internet. while the folks who run the opry, decided to pluck her star out of the sky inviting her to sing. >> we are about putting smiles on people's faces and making dreams come true. >> reporter: the night before she worked at that walmart in west virginia, and her husband a coal miner, had to work, too. and after one short practice -- ♪ i recall someone gave us ♪ >> reporter: -- it was show time. >> you got this? >> i got this. >> just watch this video. >> reporter: and the moment began w